[INFO] fetching crate itmsink 0.1.4... [INFO] testing itmsink-0.1.4 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate itmsink 0.1.4 into /workspace/builds/worker-2-tc2/source [INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain [INFO] started tweaking crates.io crate itmsink 0.1.4 [INFO] finished tweaking crates.io crate itmsink 0.1.4 [INFO] tweaked toml for crates.io crate itmsink 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate itmsink 0.1.4 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate itmsink 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15669a389358f6444d0a462cc107a8150bb0a017507fff504f49f77b9e9bac29 [INFO] running `Command { std: "docker" "start" "-a" "15669a389358f6444d0a462cc107a8150bb0a017507fff504f49f77b9e9bac29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15669a389358f6444d0a462cc107a8150bb0a017507fff504f49f77b9e9bac29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15669a389358f6444d0a462cc107a8150bb0a017507fff504f49f77b9e9bac29", kill_on_drop: false }` [INFO] [stdout] 15669a389358f6444d0a462cc107a8150bb0a017507fff504f49f77b9e9bac29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca2c5f37350c71fee3dfa7856288cfb56927cff1b920a9b69b7b221c7ead52ec [INFO] running `Command { std: "docker" "start" "-a" "ca2c5f37350c71fee3dfa7856288cfb56927cff1b920a9b69b7b221c7ead52ec", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling anyhow v1.0.18 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling smallvec v0.6.11 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Compiling structopt v0.3.3 [INFO] [stderr] Compiling itmsink v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | #![feature(generators)] [INFO] [stdout] | ^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.75.0; see for more information [INFO] [stdout] = note: renamed to `coroutines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::ops::Generator`, `std::ops::GeneratorState` [INFO] [stdout] --> src/itm.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | ops::{Generator, GeneratorState}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^ no `GeneratorState` in `ops` [INFO] [stdout] | | [INFO] [stdout] | no `Generator` in `ops` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | #![feature(exhaustive_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | #![feature(generator_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | #![feature(generators)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:31:1 [INFO] [stdout] | [INFO] [stdout] 31 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | bytes.push(next_byte!()); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 155 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: coroutine syntax is experimental [INFO] [stdout] --> src/itm.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | static move || loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead [INFO] [stdout] --> src/cli.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #[allow(intra_doc_link_resolution_failure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | bytes.push(next_byte!()); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `yield` can only be used in `#[coroutine]` closures, or `gen` blocks [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | bytes.push(next_byte!()); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `#[coroutine]` to make this closure a coroutine [INFO] [stdout] | [INFO] [stdout] 92 | #[coroutine] static move || loop { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 155 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: yield syntax is experimental [INFO] [stdout] --> src/itm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | yield; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | let byte = next_byte!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #43122 for more information [INFO] [stdout] = note: this error originates in the macro `next_byte` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `generator_trait` [INFO] [stdout] --> src/lib.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | #![feature(generator_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557, E0635, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `itmsink` (lib) due to 19 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ca2c5f37350c71fee3dfa7856288cfb56927cff1b920a9b69b7b221c7ead52ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca2c5f37350c71fee3dfa7856288cfb56927cff1b920a9b69b7b221c7ead52ec", kill_on_drop: false }` [INFO] [stdout] ca2c5f37350c71fee3dfa7856288cfb56927cff1b920a9b69b7b221c7ead52ec